Best Furnace Replacement Companies in San Antonio, TX
Furnace Replacement in San Antonio: dealer authorization + warranty
Furnace replacement separates pros from generalists on three published facts: manufacturer authorization tier, labor warranty length, and financing terms. Here is what each of the 16 contractors below publishes: In Texas, HVAC contractors must hold an active TDLR TACLA license — ask for the number and verify on tdlr.texas.gov before paying.
Top picks
EZ Air Conditioning & Heating
Furnace Replacement score: 4.8
Vouched Score: 88/100
High-efficiency furnace installer. Carrier President’s Award Winner Dealer and NATE Certified.
- Mfg dealer: Carrier President’s Award Winner
- NATE: ✓
- Financing: ✓
- Years: 25+
Google 4.9★ (585+)BBB 5.0★ (2)
ReliaBee Air Electric Plumbing
Furnace Replacement score: 4.7
Vouched Score: 87/100
Manufacturer-tier installer. Daikin Comfort Specialist, Trane Comfort Specialist Dealer paired with 12-Year Warranty.
- Mfg dealer: Daikin Comfort Specialist, Trane Comfort Specialist
- Warranty: 12-Year
- Financing: ✓
- Years: 8+
Google 5.0★ (890+)BBB 5.0★ (6)
Jon Wayne Service Company
Furnace Replacement score: 4.2
Vouched Score: 77/100
Long-warranty installer. Lennox Premier Dealer with NATE Certified. Plus 10-Year Warranty.
- Mfg dealer: Lennox Premier Dealer
- Warranty: 10-Year
- NATE: ✓
- Financing: ✓
- Years: 30+
Google 4.8★ (16,780+)Yelp 2.1★ (305+)BBB 2.37★ (75+)
- Financing: ✓
- Years: 35+
Google 4.9★ (2,270+)BBB 4.96★ (165+)
- Financing: ✓
- Years: 10+
Google 4.9★ (1,005+)
- Years: 40+
Consistently strong customer feedback (4.9★ from 2,540+ Google reviews).
Google 4.9★ (2,540+)
Zimmermann Air Conditioning & Heating
Furnace Replacement score: 3.7
Vouched Score: 85/100
Driven by: American Standard Dealer
- Mfg dealer: American Standard Dealer
- Years: 30+
Google 4.9★ (1,135+)
County Wide Service Co.- AC, Heating and Plumbing
Furnace Replacement score: 3.7
Vouched Score: 84/100
- Financing: ✓
- Years: 65+
Google 4.9★ (735+)BBB A+
- Years: 4+
Consistently strong customer feedback (5.0★ from 295+ Google reviews; BBB grade A+).
Google 5.0★ (295+)BBB A+
- Financing: ✓
- Years: 14+
Google 5.0★ (235+)BBB 5.0★ (2)
Yeti Cooling & Heating
Furnace Replacement score: 3.4
Vouched Score: 78/100
Long-warranty installer. NATE Certified with 12-Year Warranty.
- Warranty: 12-Year
- NATE: ✓
- Financing: ✓
- Years: 10+
Google 4.9★ (495+)
Goettl Air Conditioning and Plumbing - San Antonio TX
Furnace Replacement score: 3.3
Vouched Score: 75/100
- Financing: ✓
- Years: 85+
Google 4.8★ (10,645+)
- Financing: ✓
- Years: 15+
Google 4.9★ (630+)
- Mfg dealer: American Standard Authorized Dealer
- Financing: ✓
- Years: 50+
Google 4.9★ (745+)BBB 4.98★ (40+)
- Mfg dealer: Trane Comfort Specialist, York Certified Dealer
- Warranty: 10-Year
- Financing: ✓
- Years: 15+
Google 4.9★ (530+)BBB 5.0★ (9)
- Mfg dealer: Carrier Authorized Dealer
- NATE: ✓
- Years: 30+
Google 4.8★ (635+)
Typical Furnace Replacement costs in San Antonio, TX (2026)
Last updated
Estimated ranges for San Antonio, TX. Actual cost varies with home size, equipment, and scope — always request a written quote for your job.
| Service | Typical range |
|---|---|
| Furnace replacement (installed) | $2,350–$6,500 |
| High-efficiency 95%+ AFUE upcharge (over standard 80%) | $690–$1,750 |
| Gas line + venting modification (if repositioned) | $260–$1,050 |
| Furnace + AC dual-system replacement (installed) | $6,900–$15,550 |
What You Need to Know Before Scheduling HVAC Service in San Antonio
- Replace a gas furnace with another gas furnace, or switch to a heat pump?
- Stay with gas if your winter design temp is below 0°F and you have cheap natural gas — heat pumps still derate in extreme cold. Switch to a heat pump if winters are mild AND electricity isn't 2× the national rate AND a state rebate stacks. Run 10-year operating costs, not just install price.
- What AFUE rating should I look for in a new gas furnace?
- 95–98% AFUE for cold climates (condensing furnace; requires PVC venting and a condensate drain). 80% AFUE is acceptable in mild climates where the high-efficiency install premium doesn't pay back. Skip the 92–94% band — the price-to-efficiency curve is bad there.
- Do I need a city permit for HVAC system replacements in San Antonio?
- Yes, major HVAC system replacements in San Antonio typically require a mechanical permit to ensure the installation meets local building codes. Licensed contractors are responsible for obtaining these permits and scheduling the necessary inspections upon completion. Homeowners should request confirmation that the permit process has been initiated to guarantee the work remains compliant with municipal safety standards.
- How can I find affordable HVAC services in San Antonio, TX, without sacrificing quality?
- Look for providers who offer transparent, itemized estimates and maintain long-standing reputations within the San Antonio area. While searching for affordable HVAC services in San Antonio, TX, prioritize companies that hold manufacturer-dealer designations and NATE certifications, as these indicate a commitment to standardized, high-quality workmanship. Comparing multiple detailed quotes can help you identify a fair price while ensuring the contractor carries the necessary liability insurance and workers' compensation coverage.
- How do I identify a specialist for high-efficiency cooling in San Antonio?
- Identify a specialist by looking for providers who hold specific manufacturer-dealer designations and demonstrate extensive experience with modern, high-efficiency systems. Review sites often highlight companies that show expertise in smart thermostat integration and indoor air quality solutions, which are common requirements for newer homes in neighborhoods like Stone Oak or Helotes. Ensure the contractor provides proof of NATE certification to confirm their proficiency with advanced cooling technology.
- Typical HVAC pricing in San Antonio, TX: what should I budget?
- Furnace replacement typically runs $2,350–$6,500, and furnace + AC dual-system replacement runs $6,900–$15,550 in San Antonio, Texas. See the HVAC pricing table on this page for the full per-service breakdown.